How long can the hotel opening records in Bengbu City, Anhui Province be kept?

Hotel housing registration records are kept for different grades of hotels, with small and medium-sized hotels kept for 5 to 15 days and high-end hotels kept for half a year.

the hotel room records will be kept in the public security system for 3 years, and the room opening information will be automatically deleted after 3 years, and the public security system has the right to query the room opening information of users within 3 years.